ES2262266T3 - Preambulo de sincronicacion en un sistema ofdm. - Google Patents

Preambulo de sincronicacion en un sistema ofdm.

Info

Publication number
ES2262266T3
ES2262266T3 ES99108083T ES99108083T ES2262266T3 ES 2262266 T3 ES2262266 T3 ES 2262266T3 ES 99108083 T ES99108083 T ES 99108083T ES 99108083 T ES99108083 T ES 99108083T ES 2262266 T3 ES2262266 T3 ES 2262266T3
Authority
ES
Spain
Prior art keywords
sequence
synchronization
symbols
preamble
ifft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES99108083T
Other languages
English (en)
Spanish (es)
Inventor
C/O Sony International Bohnke Ralf (Europe)
c/o Sony International Konschak Tino (Europe)
C/O Sony International Dolle Thomas (Europe)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Deutschland GmbH
Original Assignee
Sony Deutschland GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Deutschland GmbH filed Critical Sony Deutschland GmbH
Application granted granted Critical
Publication of ES2262266T3 publication Critical patent/ES2262266T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
ES99108083T 1999-04-23 1999-04-23 Preambulo de sincronicacion en un sistema ofdm. Expired - Lifetime ES2262266T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99108083A EP1049302B1 (en) 1999-04-23 1999-04-23 Synchronization preamble in an OFDM system

Publications (1)

Publication Number Publication Date
ES2262266T3 true ES2262266T3 (es) 2006-11-16

Family

ID=8238035

Family Applications (2)

Application Number Title Priority Date Filing Date
ES99108083T Expired - Lifetime ES2262266T3 (es) 1999-04-23 1999-04-23 Preambulo de sincronicacion en un sistema ofdm.
ES04027122T Expired - Lifetime ES2270261T3 (es) 1999-04-23 1999-04-23 Preambulo de sincronizacion en un sistema ofdm.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES04027122T Expired - Lifetime ES2270261T3 (es) 1999-04-23 1999-04-23 Preambulo de sincronizacion en un sistema ofdm.

Country Status (8)

Country Link
US (1) US7145955B1 (cg-RX-API-DMAC7.html)
EP (2) EP1505787B1 (cg-RX-API-DMAC7.html)
JP (2) JP4563547B2 (cg-RX-API-DMAC7.html)
KR (1) KR100769022B1 (cg-RX-API-DMAC7.html)
CN (1) CN1197312C (cg-RX-API-DMAC7.html)
CA (1) CA2305168C (cg-RX-API-DMAC7.html)
DE (1) DE69932150T2 (cg-RX-API-DMAC7.html)
ES (2) ES2262266T3 (cg-RX-API-DMAC7.html)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE43829E1 (en) 1997-09-04 2012-11-27 Sony Deutchland GmbH Transmission system for OFDM-signals with optimized synchronization
EP1705852B1 (en) 1999-01-08 2010-02-10 Sony Deutschland Gmbh Synchronisation symbol structure for OFDM system
JP3513465B2 (ja) 2000-02-22 2004-03-31 シャープ株式会社 無線通信送信機及び無線通信受信機
DE10040222A1 (de) * 2000-08-17 2002-02-28 Marconi Comm Gmbh Verfahren zum Betreiben eines Nachrichten-Empfängers
JP3636145B2 (ja) * 2001-06-15 2005-04-06 ソニー株式会社 復調タイミング生成回路および復調装置
EP1274193A1 (en) * 2001-07-04 2003-01-08 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Method and device for providing timing information in a wireless communication system
EP1274209A1 (en) * 2001-07-04 2003-01-08 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Frequency correction for a multicarrier system
US7548506B2 (en) * 2001-10-17 2009-06-16 Nortel Networks Limited System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design
EP1530858B1 (en) 2002-07-16 2010-12-15 IHP GmbH-Innovations for High Performance Microelectronics / Leibniz-Institut für innovative Mikroelektronik Method and device for frame detection and synchronizer
US20040066740A1 (en) * 2002-09-30 2004-04-08 Samsung Electronics Co., Ltd. Apparatus and method for generating preamble sequence in a OFDM communication system
KR100479864B1 (ko) * 2002-11-26 2005-03-31 학교법인 중앙대학교 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법
EP1609283A1 (en) * 2003-03-28 2005-12-28 Intel Corporation Method and apparatus for ofdm symbol timing synchronization
FI115683B (fi) * 2003-04-10 2005-06-15 Elektrobit Oy Synkronisointimenetelmä ja tiedonsiirtojärjestelmä
KR100722184B1 (ko) * 2003-06-05 2007-05-29 메시네트웍스, 인코포레이티드 정확한 ｔｏｆ 측정을 위해 ｏｆｄｍ 모뎀들의 동기화시점을 결정하는 시스템 및 방법
AU2003267470A1 (en) * 2003-10-03 2005-04-21 Nokia Corporation Method, system and receiver for receiving a multi-carrier transmission
RU2335853C2 (ru) * 2004-01-28 2008-10-10 Квэлкомм Инкорпорейтед Оценка тайминга в приемнике ofdm
US8724447B2 (en) 2004-01-28 2014-05-13 Qualcomm Incorporated Timing estimation in an OFDM receiver
US8433005B2 (en) 2004-01-28 2013-04-30 Qualcomm Incorporated Frame synchronization and initial symbol timing acquisition system and method
CN100592648C (zh) 2004-03-09 2010-02-24 桥扬科技有限公司 用于多载波通信系统中的随机接入的方法和装置
DE602004011899T2 (de) 2004-04-21 2009-02-12 Sony Deutschland Gmbh Rahmensynchronisation mit Interferenzverminderung
US20050254559A1 (en) * 2004-05-11 2005-11-17 Wen-Sheng Hou Packet detection
EP2442513A1 (en) * 2004-06-24 2012-04-18 Nortel Networks Limited Preambles in OFDMA System
KR100749446B1 (ko) 2004-11-30 2007-08-14 한국전자통신연구원 직교주파수 분할다중화 시스템에서 초기 동기 이전의 자동이득조절 방법 및 장치
KR100702456B1 (ko) * 2004-12-10 2007-04-03 한국전자통신연구원 심벌 동기 검출 방법 및 그 장치
KR100729726B1 (ko) 2005-09-14 2007-06-18 한국전자통신연구원 직교 주파수 분할 다중화 방식의 통신 시스템의 타이밍획득 및 반송파 주파수 오차 추정 장치 및 방법
EP1838008A1 (en) * 2006-03-23 2007-09-26 Sony Deutschland Gmbh Preamble for synchronization
CN101083645B (zh) * 2006-06-01 2010-04-07 电子科技大学 一种低复杂度ofdm快速同步的方法
JP5280376B2 (ja) * 2007-05-02 2013-09-04 ファーウェイ テクノロジーズ カンパニー リミテッド 通信システムにおける同期信号を確立する方法および装置
WO2008140344A1 (en) * 2007-05-11 2008-11-20 Siemens Aktiengesellschaft A method and a system for synchronizing ofdm-transceivers
WO2009084923A2 (en) 2008-01-03 2009-07-09 Lg Electronics Inc. Method for transmitting preamble in scalable bandwidth system
JP5031600B2 (ja) * 2008-01-28 2012-09-19 京セラ株式会社 無線通信方法、無線通信システム、基地局、移動局
US7796498B2 (en) * 2008-06-29 2010-09-14 Intel Corporation Weighted tone reservation for OFDM PAPR reduction
JP5153523B2 (ja) * 2008-09-01 2013-02-27 株式会社日立製作所 無線基地局装置および無線移動局装置
US8416675B2 (en) * 2008-09-30 2013-04-09 Intel Corporation Tone reservation techniques for reducing peak-to-average power ratios
US8798096B2 (en) * 2009-12-18 2014-08-05 Electronics And Telecommunications Research Institute Method for configuring preamble for communication system, preambler, and apparatus for generating packet using the same
US9178745B2 (en) 2011-02-04 2015-11-03 Marvell World Trade Ltd. Control mode PHY for WLAN
KR102036296B1 (ko) 2011-02-04 2019-10-24 마벨 월드 트레이드 리미티드 Wlan용 제어 모드 phy
CN105229950B (zh) 2013-04-15 2018-07-06 索尼公司 接收装置、接收方法
JP6253784B2 (ja) 2013-09-10 2017-12-27 マーベル ワールド トレード リミテッド 屋外ｗｌａｎのための拡張ガードインターバル
KR102526618B1 (ko) 2013-10-25 2023-04-27 마벨 아시아 피티이 엘티디. 와이파이를 위한 레인지 확장 모드
US10218822B2 (en) 2013-10-25 2019-02-26 Marvell World Trade Ltd. Physical layer frame format for WLAN
US10194006B2 (en) 2013-10-25 2019-01-29 Marvell World Trade Ltd. Physical layer frame format for WLAN
WO2015130067A1 (ko) * 2014-02-25 2015-09-03 엘지전자 주식회사 무선 통신 시스템에서 장치 대 장치 단말 신호 생성 방법 및 장치
US11855818B1 (en) 2014-04-30 2023-12-26 Marvell Asia Pte Ltd Adaptive orthogonal frequency division multiplexing (OFDM) numerology in a wireless communication network
WO2016134020A1 (en) 2015-02-17 2016-08-25 Marvell Semiconductor, Inc. Block coding scheme for phy data unit transmission
CN106341362B (zh) * 2015-07-09 2021-04-02 北京三星通信技术研究有限公司 导频发送方法、导频接收方法及其装置
US10756925B2 (en) 2018-11-13 2020-08-25 Semiconductor Components Industries, Llc Slave device enhancing data rate of DSI3 bus
EP3997919B1 (en) * 2019-07-10 2024-10-16 Telefonaktiebolaget LM Ericsson (publ) Avoiding false detection associated with wake-up signal
US10771281B1 (en) 2019-11-04 2020-09-08 Semiconductor Components Industries, Llc Semi-differential signaling for DSI3 bus enhancement

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1720311B1 (en) * 1997-11-05 2011-06-01 Sony Deutschland Gmbh Synchronisation of digital communication systems
US6549592B1 (en) * 1998-02-06 2003-04-15 Cisco Technology, Inc Enhanced synchronization burst for OFDM systems

Also Published As

Publication number Publication date
CA2305168C (en) 2011-11-29
DE69932150T2 (de) 2006-11-09
JP4563547B2 (ja) 2010-10-13
EP1049302B1 (en) 2006-06-28
JP4435239B2 (ja) 2010-03-17
ES2270261T3 (es) 2007-04-01
KR100769022B1 (ko) 2007-10-22
JP2000341244A (ja) 2000-12-08
KR20000077075A (ko) 2000-12-26
EP1505787A3 (en) 2005-02-23
CA2305168A1 (en) 2000-10-23
DE69932150D1 (de) 2006-08-10
CN1197312C (zh) 2005-04-13
US7145955B1 (en) 2006-12-05
CN1272014A (zh) 2000-11-01
EP1049302A1 (en) 2000-11-02
JP2008136253A (ja) 2008-06-12
EP1505787A2 (en) 2005-02-09
EP1505787B1 (en) 2006-10-18

Similar Documents

Publication Publication Date Title
ES2262266T3 (es) Preambulo de sincronicacion en un sistema ofdm.
JP4493165B2 (ja) プリアンブル信号の生成方法、送信装置、及び受信装置の同期方法
EP1018827B1 (en) Synchronisation structure for OFDM system
US8351550B2 (en) Correlation apparatus and method for frequency synchronization in broadband wireless access communication system
JPH11346204A5 (cg-RX-API-DMAC7.html)
JP5009982B2 (ja) マルチキャリア送信装置
CN1983860A (zh) 同步信号的发送方法及发送设备
CN104618294B (zh) 基于训练序列的ofdm整数倍频偏快速估算方法及系统
JP5875561B2 (ja) 通信システム内の同期及び情報送信を改善する方法
Zhao et al. Terahertz MIMO enhanced sensing DFT-s-OFDM radar
KR100770558B1 (ko) 최적화된 동기화 프리앰블 구조체
CN115152189B (zh) 用于生成由多个ofdm符号组成的训练序列的方法
JP5988622B2 (ja) 通信システム内の同期及び情報送信を改善する方法
CA2598677A1 (en) Optimized synchronization preamble structure